RT @AstroHyde: My @keckobservatory adventure today on @AAOastro with #ITSOaao … Primary mirror selfie achieved! #telescope twitter.com/aaoastro/statu…
RT @AstroHyde: My @keckobservatory adventure today on @AAOastro with #ITSOaao … Primary mirror selfie achieved! #telescope twitter.com/aaoastro/statu…